diff --git a/README.md b/README.md
index 1482fcdd..26d8f5c2 100644
--- a/README.md
+++ b/README.md
@@ -52,6 +52,7 @@ Additionally, the following directories may be of interest:
 * `/data-definitions`: Bits of structured data consumable by Matrix implementations.
 * `/meta`: Documentation relating to the spec's processes that are otherwise untracked (release instructions, etc).
 * `/scripts`: Various scripts for generating the spec and validating its contents.
+* `/packages`: Various packages for shipping spec files like OpenAPI/swagger bindings and data definitions.
 
 ## Authoring changes to the spec